Footwear sole



FIG. 1 is a perspective view of the footwear sole embodying the newdesign;

FIG. 2 is a bottom view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a front view thereof; and,

FIG. 6 is a rear view thereof.

The ornamental design for a footwear sole, as shown and described.